<div id="top" class="panel panel-default">
	<div class="panel-heading">
		<div class="container">
			<div class="pull-right">
				<a id="username" href="">欢迎<%=username%></a>
				<a href="/admin/exit" class="btn btn-primary">退出</a>
			</div>
		</div>
	</div>
</div>